Komatsu WA250-3 Wheel Loaders and WA250PT-3 Parallel Tool Cariers (Japan) Workshop Manual (SEBM005910)

Illustrated factory Workshop Manual for Komatsu 4WD Wheeled Loaders Models WA250-3 and Tool Cariers Models WA250PT-3.

This manual will assist you in diagnosing, repairing, and adjusting for your 4wd wheeled loader or tool carier.
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Covered Models (Japan):
   WA250-3 4WD Wheeled Loader (SN: 50001-)
   WA250PT-3 Tool Carier (SN: 50001-)

Format: PDF, 743 pages
Language: English
Table of Contents:
   GENERAL
      GENERAL ASSENBLY DRAWING
      SPECIFICATIONS
      WEIGHT TABLE
      LIST OF LUBRICANT AND WATER
   STRUCTURE AND FUNCTION
      POWER TRAIN
      PATH OF POWER TRANSMISSOM
      TORQUE CONVERTER, TRANSMISSION PIPING
      TORQUE CONVERTER,TRANSMISSION HYDRAULIC SISTEM DIAGRAM
      TORQUE CONVERTER,TRANSMISSION HYDRAULIC CIRCUIT DIAGRAM
      TORQUE CONVERTER
      TORQUE CONVERTER OIL FILTER
      TRANSMISSION
      TRANSMISSION CONTROL VALVE
      DRIVE SHAFT
      AXLE
      FINAL DRIVE
      AXLE MOUNT
      CENTER HINGE PIN
      STEERING PIPING
      STEERING COLUMN
      PRIORITY VALVE
      STEERING VALVE (ORBIT-ROLL)
      WAY RESTRICTOR VALVE
      BRAKE PIPING
      POWER MASTER CYLINDER
      BRAKE
      PARKING BRAKE CONTROL
      HYDRAULIC PIPING
      STEERING, HYDRAULIC PUMP HYDRAULIC SYSTEM DIAGRAM
      STEERING,HYDRAULIC PUMP CIRCUIT DIAGRAM
      WORK EQUIPMENT CONTROL LEVER LINKAGE
      HYDRAULIC TANK
      WORK EQUIPMENT LINKAGE
      BUCKT
      BUKKET POSITIONER AND BOOM KICKOUT
      CAB
      MACHINE MOINTOR SISTEM
      MAIN MONITOR
      MAINTENANCE MONITOR DISPLAY FUNCTION
      SENSORS AND SWITCHES
      ENGINE STARTING CIRCUIT
      ENGINE STOP CIRCUIT
      PREHEATING CIRCUIT
      STARTING AID
      ELECTRICAL TRANSMISSION CONTROL
      COMBINATION SWITCH
      TRANSMISSION CUT-OFF FUNCTION
      PARKING BRAKE NEUTRALIZER RELAY FUNCTION
      KICK-DOWN SWITCH
      KICK-DOWN ELECTRIC CIRCUIT DIAGRAM
      TRANSMISSION AUTO SHIFT CONTRCL SYSTEM (IF EQUIPPED)
   TESTING AND ADJUSTING
      STANDARD VALUE TABLE FOR ENGINE
      STANDARD VALUE TABLE FOR CHASSIS
      STANDARD VALUE TABLE FOR ELECTRICAL PARTS
      TOOLS FOR TESTING, ADJUSTING, AND TROUBLESHOOTING
      ADJUSTING VALUE CLEARANCE
      MEASURING COMPRESSION PRESSURE
      TESTING AND ADJUSTING FUEL INGECTION TIMING
      MEASURING EXHAUST COLOR
      MEASURING BLOW-BY PRESSURE
      TESTING AND ADJUSTING FAN BELT TENSION
      MEASURING ENGINE SPEED
      METHOD FOR ADJUSTING ENGINE STOP MOTOR CABLE
      ADJUSTING ENGINE STOP SOLENOID
      MEASURING ENGINE OIL PRESSURE
      MEASURING INTAKE AIR PRESSURE (BOSST PRESSURE)
      MEASURING EXHAUST GAS TEMPERATURE
      MEASURING ACCELERATOR PEDAL
      MEASURING SHIFT LEVER
      MEASURING STALL SPEED
      MEASURING TORQUE CONVERTER,TRANSMISSION OIL PRESSURE
      METHOD OF OPERATING EMERGENCY MANUAL SPOOL
      TESTING AND ADJUSTING STEERING WHEEL
      MEASURING STEERING OIL PRESSURE
      MEASURING BRAKE PEDAL
      TESTING AND ADJUSTING BRAKE PEDAL LINKAGE
      MEASURING BRAKE PERFORMANCE
      MEASURING BRAKE OIL PRESSURE
      MEASURING WEAR OF BRAKE DISC
      BLEEDING AIR FROM BRAKE SISTEM
      MEASURING PARKING BRAKE PERFORMANCE
      TESTING AND ADJUSTING PARKING BRAKE LINKAGE
      TESTING PARKING BRAKE PISTON STROKE
      MEASURING WEAR OF PARKING BRAKE DISC
      MEASURING AND ADJUSTING WORK EQUIPMENT CONTROL LEVER
      MEASURING STROKE F WORK EQUIPMENT VALVE SPOOL
      MEASURING WORK EQUIPMENT HYDRAULIC PRESSURE
      MEASURING WORK EQUIPMENT
      TESTING AND ADJUSTING BUCKET POSITIONER
      TESTING AND ADJUSTING BOOM KICK-OUT
      ADJUSTING MAIN MONITOR (SPEEDOMETER MODULE)
      CHECKING FOR ABNORMALITY IN FUEL LEVEL SENSOR
      TROUBLESHOOTING
   DISASSEMBLY AND ASSEMBLY
      METHOD OF USING MANUAL
      PRECAUTIONS WHEN CARRYING OUT OPERATION
      SPECIAL TOOL LIST
      STARTING MOTOR
      ALTERNATOR
      ENGINE OIL COOLER
      FUEL OF INJECTION PUMP
      WATER PUMP
      TURBOCHARGER
      NOZZLE HOLDER
      THERMOSTAT
      CYLINDER HEAD
      RADIATOR
      RADIATOR, HYDRAULIC COOLER
      ENGINE
      TORQUE CONVERTER CHARGING PUMP
      TORQUE CONVERTER, TRANSMISSION
      TORQUE CONVERTER
      TRANSMISSION
      CLUTCH PACK
      PARKING BRAKE
      TRANSMISSION CONTROL VLVE
      TRANSMISSION SOLENOID VALVE
      ACCUMULATOR VALVE
      DRIVE SHAFT
      FRONT AXLE
      REAR AXLE
      DIFFERENTIAL
      AXLE HOUSING
      CENTER HINGE PIN
      STEERING VALVE
      PRIORITY
      STEERING CYLINDER
      POWER MASTER CYLINDER
      PARKING BRAKE DISC
      HYDRAULIC TANK
      HYDRAULIC FILTER
      WORK EQUIPMENT, STEERING PUMP
      MAIN CONTROL VALVE
      BUCKET CYLINDER
      BOOM CYLINDER
      HYDRAULIC CYLINDER
      WORK EQUIPMENT
      COUNTERWEIGHT
      FUEL TANK
      CAB
      MAIN MONITOR
      MAINTENANCE MONITOR
      AIR CONDITIONER UNIT
      AIR CONDITIONER CONDENSER
      DPY RECEIVER
      AIR CONDITIONER COMPRESSOR
   MAINTENANCE STANDARD
      TRANSMISSION, ENGINE MOUNT
      TORQUE CONVERTER
      TRANSMISSION
      TRANSMISSION CONTROL VALVE
      ACCUMULATOR VALVE
      DRIVE SHAFT
      DIFFERENTIAL
      FINAL DRIVE
      AXLE MOUNT
      CENTER HINGE PIN
      STEERING COLUMN
      PRIORITY VALVE
      MASTER CYLINDER
      BRAKE
      PARKING BRAKE
      MAIN CONTROL VALVE
      HYDRAULIC CYLINDER
      STEERING CYLINDER MOUNT
      WORK EQUIPMENT LINKAGE
      BUCKET
      BUCKET POSITIONER AND BOOM KICK-OUT
   OTHERS
      ELECTRICAL CIRCUIT DIAGRAM (1/2) (SERIAL NO. : 50001-53000)
      ELECTRICAL CIRCUIT DIAGRAM (2/2) (SERIAL NO. : 50001-53000)
      ELECTRICAL CIRCUIT DIAGRAM (1/2) (SERIAL NO. : 53001 AND UP )
      ELECTRICAL CIRCUIT DIAGRAM (2/2) (SERIAL NO. : 53001 AND UP)
      ELECTRICAL CIRCUIT DIAGRAM (1/2) FOR AUTO SHIFT CONTROL SPEC. (SERIAL NO. : 53001 AND UP)
      ELECTRICAL CIRCUIT DIAGRAM (2/2) FOR AUTO SHIFT CONTROL SPEC. (SERIAL NO. : 53001 AND UP)